| 摘要 |
A novel phenanthroline compound is provided which is suitable as a compound for an organic EL device and is represented by the general formula (I): wherein R1, R2, R3, R4, R5, R6, R7, and R8 are each independently a hydrogen atom, an alkyl group, a substituted or unsubstituted aralkyl group, a substituted or unsubstituted aryl group, a substituted or unsubstituted heterocyclic group, or a halogen atom with the proviso that at least one of R1, R2, R3, R4, R5, R6, R7, and R8 is a group represented by the general formula (II): and R9, R10, R11, R12, R13, R14, R15, R16, R17, R18, R19, and R20 are each independently a hydrogen atom, an alkyl group, a substituted or unsubstituted aryl group, a substituted or unsubstituted heterocyclic group, or a halogen atom.
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